TSUMUGU · TOCFL 2 (est.) · 字
趁
趁 ＝ 走 ＋ 㐱
ㄔㄣˋ · chèn
verb/prep — to take advantage of, while (there is)
字源 FORM — what the parts do
㐱聲zhěn — gives the soundhair grown thick, a cluster
IFzhěn → chèn — initial and final both shift
Legs running (走) to catch the moment before it passes — to seize the chance, to do it while you can. 㐱 zhěn gives the sound, both initial and final worn over. 趁機、趁早、趁熱.
故事 STORY — a scene to remember it by
機會剛冒頭，抬腿（走）就追上去——趁。
The chance just shows itself; he picks up his legs (走) and is on it — to seize the moment.
字源記憶法
意 · Meanings
(本義)趁機、趁勢— to seize the chance常用
→趁早、趁熱— while it's early; while it's hot常用
⇒趁著— while, taking advantage of
(本義) original meaning · → ⇒ each arrow = one more step of extension